import com.alcatel_lucent.scalastudy.model.Rational

/**
 * Created with IntelliJ IDEA.
 * User: Guoshun Wu
 * Date: 13-6-14
 * Time: 下午10:21
 */
class GroovyMain{
    public static void main(String... args){
        println("Hello, ${new Rational(4, 5)}")
        char ch = '\u00ff' as Character
        def upper =Character.toUpperCase(ch)
        println(upper)
    }
}